@article{JMPA_1894_4_10__331_0, author = {Raffy, L.}, title = {D\'etermination des \'el\'ements lin\'eaires doublement harmoniques}, journal = {Journal de Math\'ematiques Pures et Appliqu\'ees}, pages = {331--390}, publisher = {Gauthier-Villars}, volume = {4e s{\'e}rie, 10}, year = {1894}, language = {fr}, url = {http://www.numdam.org/item/JMPA_1894_4_10__331_0/} }